Walter first appears as a bandit trying to kidnap Shirley Fennes. When Senel Coolidge sees him, he instantly attacks him. Their battle is interrupted by Moses Sandor kidnapping Shirley, and Walter flies away. Walter is then seen at the Bandits' Lair kidnapping her again and taking her to the Secret Passage. The party finally catches up with him and fights him for Shirley, but they still is unable to defeat him. After the battle, a pillar falls on him, but the party helps, and Walter leaves after he wakes up.